[Samba] ctdb failover interrupts Windows file copy

[Martin Schwenke]

Hi,

On Mon, 10 Feb 2020 16:35:15 +0200, Maged Mokhtar via samba
<samba at lists.samba.org> wrote:

> We have setup ctdb+Samba v 4.11.1 and testing with Windows client and 
> failover works mostly ok. However when using regular Windows file copy, 
> the copy operation is interrupted during ip takeover.
> 
> Is there any solution to make the failover transparent to Windows file 
> copy ?

Does xcopy work?  My understanding is that it should reconnect and
continue after clustered Samba style failover.

When you say "Windows file copy" do you mean drag-and-drop in the file
manager?  I would have thought this would reconnect too...

> I understand that SMB2 durable handles should not be used in a clustered 
> setup, and SMB3 persistent handles + witness are not support yet, is 
> this correct ?

I believe those statement are true.

peace & happiness,
martin